Immersible TC sensor with ceramic well


Immersible thermocouple sensors with ceramic well.
Choose EPIC® SENSORS for your challenging needs!


  • Similar to DIN 43733
  • Temperature range -200...+1800 °C
  • TC, class 1 as a standard
  • Thermocouple with ceramic well, standard material C799/C610, others on request
  • Fixing with welded flanges, adjustable flange or gas tight compression fitting
  • ATEX-version Ex db also available.

Typical Applications

  • All high temperature applications
  • Energy and power plant technology
  • Process industry
  • Chemical industry
  • Machinery, plant and vessel construction.

Check out all our Temperature Sensors!

Drawing 1 - version T-AKK...

Dimensions 1, data sheet 9
Dimensions of version T-AKK..., with flame proof ceramic outer tube and gas-tight internal well

Drawing 2 - version T-K...

Dimensions 2, data sheet 9
Dimensions of version T-K... with gas-tight ceramic well

Technical data

Thermowell Material

C610 max. temp. +1600 °C
C799 max. temp. +1800 °C (gas tight)
Other materials available on request

Tolerances TC
(IEC 60751)

Type J, tolerance class 1 = -40...+375 °C +/- 1.5 °C, +375...+750 °C +/- 0.004 x t
Type K and N, tolerance class 1 = -40...+375 °C +/- 1.5 °C, +375...1000 °C +/- 0.004 x t
Type R and S, tolerance class 1 = 0...+1100 °C +/- 1 °C, 1100...1600 °C +/- [1+0.003(t-1100)] °C

Temperature range

-200...+1800 °C depending on thermocouple type



Quality certificate

ISO 9001:2015 issued by DNV


IP65, higher IP-class on request

Ceramic well + thermocouple sensing element - example code:


Click to open the code key image


TC type R/S/N/J/K wire colors
TC type R/S/N/J/K wire colors

Installation example

Installation, data sheet 9
Connection head options

Connection heads

Version D/H with quick release clip and blue epoxy lack finish is our standard, but for certain applications other types are better suited.

Connection heads are also available as accessories or spare parts, please see more on page Connection heads »


Lapp Automaatio now offers the possibility to install the IoTKey® wireless measurement and remote monitoring system in hazardous industrial environments.

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